<template>
  <el-row :gutter="40" class="panel-group">
    <el-col :xs="12" :sm="12" :lg="6" class="card-panel-col">
      <div class="card-panel" @click="handleSetLineChartData('users')">
        <div class="card-panel-icon-wrapper icon-people">
          <svg-icon icon-class="peoples" class-name="card-panel-icon" />
        </div>
        <div class="card-panel-description">
          <div class="card-panel-text">
            校友总数
          </div>
          <count-to :start-val="0" :end-val="student_count" :duration="2600" class="card-panel-num" />
        </div>
      </div>
    </el-col>
    <el-col :xs="12" :sm="12" :lg="6" class="card-panel-col">
      <div class="card-panel" @click="handleSetLineChartData('visitis')">
        <div class="card-panel-icon-wrapper icon-visits">
          <svg-icon icon-class="visits" class-name="card-panel-icon" />
        </div>
        <div class="card-panel-description">
          <div class="card-panel-text">
            今日访问量
          </div>
          <count-to :start-val="0" :end-val="visits_count" :duration="2300" class="card-panel-num" />
        </div>
      </div>
    </el-col>
    <el-col :xs="12" :sm="12" :lg="6" class="card-panel-col">
      <div class="card-panel" @click="handleSetLineChartData('messages')">
        <div class="card-panel-icon-wrapper icon-message">
          <svg-icon icon-class="message" class-name="card-panel-icon" />
        </div>
        <div class="card-panel-description">
          <div class="card-panel-text">
            留言榜数
          </div>
          <count-to :start-val="0" :end-val="message_count" :duration="2000" class="card-panel-num" />
        </div>
      </div>
    </el-col>
    <el-col :xs="12" :sm="12" :lg="6" class="card-panel-col">
      <div class="card-panel" @click="handleSetLineChartData('images')">
        <div class="card-panel-icon-wrapper icon-image">
          <svg-icon icon-class="tab" class-name="card-panel-icon" />
        </div>
        <div class="card-panel-description">
          <div class="card-panel-text">
            相册总量
          </div>
          <count-to :start-val="0" :end-val="image_count" :duration="2000" class="card-panel-num" />
        </div>
      </div>
    </el-col>
  </el-row>
</template>

<script>
import { mapGetters } from 'vuex'
import CountTo from 'vue-count-to'
import { getStudentCount } from '@/api/anniversary/student'
import { countTodayLog } from '@/api/monitor/log'
import { getMessageCount } from '@/api/anniversary/message'
import { getPhotosCount } from '@/api/anniversary/photos'

export default {
  components: {
    CountTo
  },
  data() {
    return {
      student_count: 0,
      visits_count: 0,
      message_count: 0,
      image_count: 0
    }
  },
  computed: {
    ...mapGetters([
      'user'
    ])
  },
  mounted() {
    setTimeout(() => {
      var params = {}
      for (var i = 0; i < this.user.roles.length; i++) {
        if (this.user.roles[0].name === '学院管理员') {
          params = { college: this.user.dept.name }
        } else {
          params = { college: '' }
        }
      }
      getStudentCount(params).then(res => {
        if (res != null) {
          this.student_count = res
        }
      }
      )
      countTodayLog().then(res => {
        if (res != null) {
          this.visits_count = res
        }
      }
      )
      getMessageCount().then(res => {
        if (res != null) {
          this.message_count = res
        }
      }
      )
      getPhotosCount().then(res => {
        if (res != null) {
          this.image_count = res
        }
      }
      )
    }, 100)
  },
  methods: {
    handleSetLineChartData(type) {
      this.$emit('handleSetLineChartData', type)
    }
  }
}
</script>

<style lang="scss" scoped>
.panel-group {

  .card-panel-col {
    margin-bottom: 20px;
  }

  .card-panel {
    height: 108px;
    cursor: pointer;
    font-size: 12px;
    position: relative;
    overflow: hidden;
    color: #666;
    background: #fff;
    box-shadow: 4px 4px 40px rgba(0, 0, 0, .05);
    border-color: rgba(0, 0, 0, .05);

    &:hover {
      .card-panel-icon-wrapper {
        color: #fff;
      }

      .icon-people {
        background: #40c9c6;
      }

      .icon-message {
        background: #36a3f7;
      }

      .icon-visits {
        background: #f4516c;
      }

      .icon-image {
        background: #ffaa00
      }
    }

    .icon-people {
      color: #40c9c6;
    }

    .icon-message {
      color: #36a3f7;
    }

    .icon-visits {
      color: #f4516c;
    }

    .icon-image {
      color: #ffaa00
    }

    .card-panel-icon-wrapper {
      float: left;
      margin: 14px 0 0 14px;
      padding: 16px;
      transition: all 0.38s ease-out;
      border-radius: 6px;
    }

    .card-panel-icon {
      float: left;
      font-size: 48px;
    }

    .card-panel-description {
      float: right;
      font-weight: bold;
      margin: 26px;
      margin-left: 0px;

      .card-panel-text {
        line-height: 22px;
        color: rgba(0, 0, 0, 0.45);
        font-size: 20px;
        margin-bottom: 12px;
      }

      .card-panel-num {
        font-size: 28px;
      }
    }
  }
}

@media (max-width:550px) {
  .card-panel-description {
    display: none;
  }

  .card-panel-icon-wrapper {
    float: none !important;
    width: 100%;
    height: 100%;
    margin: 0 !important;

    .svg-icon {
      display: block;
      margin: 14px auto !important;
      float: none !important;
    }
  }
}
</style>
